A Detailed Guide to Onion Planting Time and Methods

The onion, also known as the bulb onion, is a vegetable with high nutritional value, and eating it regularly is good for the heart and blood vessels. Onions have a fairly pungent flavor, but they taste sweet and refreshing, making them a good choice whether used as a vegetable or as a side ingredient to enhance flavor. There are many varieties of onions, and they are grown in many parts of our country. Let's take a look below at the planting time and methods for onions (bulb onions).

I. Planting Time for Onions (Bulb Onions)

The time for planting onions must be decided according to different varieties, different geographical environments, climate conditions and so on. However, in general areas it is recommended to plant in September-October each year, because the temperature during this period is relatively suitable and the weather is cool, so the germination rate after planting is relatively high. If planted earlier, it would be during summer, when the temperature is relatively high, onions sprout relatively slowly, and their growth is affected.

II. Planting Methods for Onions (Bulb Onions)

1. Sowing

Onion planting generally uses the broadcast sowing method. Onion seeds are relatively hard, so before sowing it is recommended to soak the seeds first to speed up germination and raise the germination rate. First soak the onion seeds in cold water for one day, then take them out and place them in a cool, ventilated place, rinsing them once a day, and once the onion seeds show widespread white sprouts they can be sown.

The seedbed for sowing is also very important. Try to choose soil that is loose, well aerated and fairly fertile, and apply enough base fertilizer before sowing so that the plants grow smoothly.

2. Seedling-stage management

After sowing onions, to promote germination and emergence you need to keep the soil moist. Once the seedlings emerge and grow two or three true leaves, you should then control the watering. Fertilizing onion seedlings should be done appropriately; generally, farmyard manure that has been thoroughly decomposed can be used. Pay attention to weeding in the garden at ordinary times, so that weeds do not compete with the onion seedlings for nutrients.

3. Transplanting

The key point of transplanting is to select healthy onion seedlings, remove the diseased and weak seedlings, and keep only the seedlings that are growing well, uniform in size, and not attacked by disease. When transplanting onions, pay attention to the planting density; do not plant them too densely or too sparsely, and decide according to the fertility of the soil.

4. Water and fertilizer

In the month after transplanting onions, watering has a relatively large effect; whether heavy or light watering, it will affect their growth, so each time you must control the amount of water according to the moisture of the ground and the growth condition. Within one month, onions can rely on the base fertilizer; after one month, additional topdressing is needed. Remember to fertilize frequently and lightly, and water appropriately after fertilizing.

5. Pest and disease control

Onions are relatively susceptible to root rot and the onion fly, so control work must be done well, because once a disease occurs it spreads very quickly. In addition, attention must be paid to bird damage; you can make a scarecrow to drive birds away.

In summary, when planting onions, the time, seedling treatment, and water and fertilizer are the key points, and everyone must master them well.